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Vulnerability record · CVE-2025-15431 · published 2 January 2026

CVE-2025-15431: Utt 512w firmware memory buffer overflow vulnerability

UUtt · 512w Firmware

A flaw has been found in UTT 进取 512W 1.7.7-171114. This affects the function strcpy of the file /goform/formFtpServerDirConfig. Executing a manipulation of the argument filename can lead to buffer overflow. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

7.4 CVSS 4.0 High EPSS 0.78% · top 45.8% CWE-119 · Memory buffer overflowCWE-120 · Classic buffer overflow
7.4CVSS 4.0 base score, v2 9.0
0.78%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A flaw has been found in UTT 进取 512W 1.7.7-171114. This affects the function strcpy of the file /goform/formFtpServerDirConfig. Executing a manipulation of the argument filename can lead to buffer overflow. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/GUOTINGTING2297/cve/blob/main/1234/21.md ExploitThird Party Advisory
https://github.com/GUOTINGTING2297/cve/blob/main/1234/21.md#poc ExploitThird Party Advisory
https://vuldb.com/?ctiid.339353 Permissions RequiredVDB Entry
https://vuldb.com/?id.339353 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.721889 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.9CVE-2025-14535Utt 512w firmware memory buffer overflow vulnerabilityA vulnerability was identified in UTT 进取 512W up to 3.1.7.7-171114. Affected is the function strcpy of the file /goform/formConfigFastDirectionW. The…EPSS 5.6%8.9CVE-2025-14534Utt 512w firmware memory buffer overflow vulnerabilityA vulnerability was determined in UTT 进取 512W up to 3.1.7.7-171114. This impacts the function strcpy of the file /goform/formNatStaticMap of the comp…EPSS 5.7%7.4CVE-2025-15429Utt 512w firmware memory buffer overflow vulnerabilityA security vulnerability has been detected in UTT 进取 512W 1.7.7-171114. Affected by this vulnerability is the function strcpy of the file /goform/for…EPSS 0.89%7.4CVE-2025-15430Utt 512w firmware memory buffer overflow vulnerabilityA vulnerability was detected in UTT 进取 512W 1.7.7-171114. Affected by this issue is the function strcpy of the file /goform/formFtpServerShareDirSelc…EPSS 0.78%7.4CVE-2025-15428Utt 512w firmware memory buffer overflow vulnerabilityA weakness has been identified in UTT 进取 512W 1.7.7-171114. Affected is the function strcpy of the file /goform/formRemoteControl. This manipulation …EPSS 0.90%7.4CVE-2025-15092Utt 512w firmware memory buffer overflow vulnerabilityA vulnerability was identified in UTT 进取 512W up to 1.7.7-171114. Impacted is the function strcpy of the file /goform/ConfigExceptMSN. Such manipulat…EPSS 0.85%7.4CVE-2025-15091Utt 512w firmware memory buffer overflow vulnerabilityA vulnerability was determined in UTT 进取 512W up to 1.7.7-171114. This issue affects the function strcpy of the file /goform/formPictureUrl. This man…EPSS 0.85%7.4CVE-2025-15089Utt 512w firmware memory buffer overflow vulnerabilityA vulnerability has been found in UTT 进取 512W up to 1.7.7-171114. This affects the function strcpy of the file /goform/APSecurity. The manipulation o…EPSS 0.77%

Source: NIST National Vulnerability Database (record CVE-2025-15431), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.